Home / 56,705.27-78,263.62-32,834.16

Finding the Fourth Proportional to 56,705.27, 78,263.62 and 32,834.16

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Solution

The fourth proportional to 56,705.27, 78,263.62 and 32,834.16 is: 45,317.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,705.27 : 78,263.62 = 32,834.16 : x
  2. Step 2: Convert to fraction form
    56,705.27/78,263.62 = 32,834.16/x
  3. Step 3: Cross multiply
    56,705.27x = 78,263.62 × 32,834.16
  4. Step 4: Simplify right side
    56,705.27x = 2,569,720,139.17
  5. Step 5: Solve for x
    x = 2,569,720,139.17/56,705.27
  6. Step 6: Final answer
    x = 45,317.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.